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(11)

EP 2 139 680 A2

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(88) Date of publication A3: 26.02.2009 (43) Date of publication: 06.01.2010 Bulletin 2010/01 (21) Application number: 08826083.1 (22) Date of filing: 02.04.2008

(51) International Patent Classification (IPC):  B32B 33/00(2006.01) H01L 21/20(2006.01) (86) International application number: PCT/US2008/059095 (87) International publication number: WO 2009/005862 (08.01.2009 Gazette 2009/02)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR (30) Priority: 02.04.2007 US 909505 P (71) Applicant: Arizona Board of Regents, acting for and on behalf of Arizona State University Scottsdale, AZ 85257-9908 (US)	(72) Inventors: KOUVETAKIS, John Mesa, AZ 85207 (US) TICE, Jesse Tempe, AZ 85283 (US) FANG, Yan-yan Tempe, AZ 85281 (US) (74) Representative: Zwicker, Jörk et al Dr. Volker Vossius Patent- und Rechtsanwaltskanzlei Geibelstrasse 6 81679 München 81679 München (DE)